| 摘要 |
The invention relates to a device for ordering meals and drinks in restaurants, said device consisting of an emitter which is to be used by the customer and comprises a keyboard with letters and/or numbers, and a central unit which is connected to the emitter by means of a data link for data transmission, said central unit being programmed in such a way that the combinations of letters and/or numbers, used to transmit the wishes of the customer, are divided into those having a free designation and those having a fixed designation. |
